Tutorial spss bahasa indonesia, pengenalan spss, belajar spss, menghitung data statistik dengan spss, spss untuk pemula, spss untuk penelitian. I am new to spss, and am trying to use spss to generate a variable on the quality of health service available to the residents of an area. Recoding a variable with spss1 the following uses a set of variables from the 1995 national survey of family growth to demonstrate how to use some procedures available in spss pc version 10. You cannot recode numeric and string variables together. This video demonstrates using the recode into same variables feature in spss. Creating and recoding variables stata learning modules. Screenshots of every step is provided in an easy to follow tutorial of how to slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. This post is about recode into different variables. In spss, recoding categorical string variables to numeric codes and converting blank strings to missing values can be done automatically using automatic recode. This tutorial walks you through its main options, best practices and pitfalls. The instructions below will show you how to recode variables. Recoding into a different variable transforms an original variable into a new variable. It isnt unusual for this data to have been entered as string values alphanumeric characters.
The recode into same variables dialog box allows you to reassign the values of existing variables or collapse ranges of existing values into new values. Now, automatic recode worksa little differently from some of these others. One at a time, select a variable to be recoded from the list on the center of the recode into different variables dialog window. The variables, in this case, need to have the same coding structure. Recoding variables in spss statistics recoding data into. All of these fall in the generalrubric of recoding variables. Obviously i can do this manually by finding out the percentile values, then recode the variable into the group by these values. Now click on the old and new values button to tell spss how each old value should be recoded into a new value. Jul 21, 2008 hi spss listers, i want to recode seven variables into one variable. The recode into different variables dialog box allows you to reassign the values of existing variables or collapse ranges of existing values into new values for a new variable. The data given below represents a satisfaction rating out of 10 for a new service offered by a company. As the name implies, recode means replace some or all codes of a variable by new, different codes.
Written and illustrated tutorials for the statistical software spss. Here we use the generate command to create a new variable representing population younger than 18 years old. Grouping and recoding variables richard buxton and rosie cornish. Press tab or enter three times to move to the columns column. Click over the diff variable, because you want to recode it. Dichotomizing a variable in spss filtering out missing values 1. The company would like to code all those who responded by giving ratings above 5 a satisfactory code and those below 5 a dissatisfactory code. It shows you the distribution and allows you to enter cutpoints in the date format of the variable in question. The recode command only accepts the numeric value of date variables. So i want spss to change variable 1, 2 and three if var1x. Try ibm spss statistics subscription make it easier to perform powerful statistical analysis start a free trial. The data given below represents the scores of 10 students in a final examination. Spss may recode missing values into one of the new valid categories. Recode into different variables and do if syntax create a new variable without modifying the original variable, while recode into same.
Creating and recoding variables stata learning modules this module shows how to create and recode variables. If you want to recode variables into different variables, add an into command, with your new variables names at the end. Suppose you have a variable score that you need to collapse into five distinct categories in a new variable grade if score. Hi spss listers, i want to recode seven variables into one variable. Jan 09, 2015 tutorial spss bahasa indonesia, pengenalan spss, belajar spss, menghitung data statistik dengan spss, spss untuk pemula, spss untuk penelitian. The following instructions show you to recode data for this purpose in spss. In spss, i have a variable time spent in seconds that i want to group into another variable by percentile so ill have five equally sized groups of cases. Can we recode into different variables spss in order to create the ipp variable out of the 4 initial variables and the nipp variable out of the e remaining initial variables. In this case, we will recode mpg into mpg3a using three categories. Recoding variables in spss menus and syntax the analysis. Recode into same variables feature in spss youtube.
In these two sessions, you wont become an spss or data analysis guru, but you will learn. How to combine two or more categorical variables into one. Below are the categorical variables that could tell me the quality of health available. In spss, values determine both how means are computed and how percentages are computed on tables. A step by step guide to recoding age variables into generational groups in spss. This post demonstrates how to create new variables, recode existing variables and label variables and values of variables. Klik op transform en selecteer recode into different variables. You can recode single values, ranges of values, and missing values. For example, you could collapse salaries into a new variable containing salaryrange categories. In spss, there are three basic options for recoding variables. This will code m as 1 and f as 2, and put it in a new column. Now, under new value select value and type in the code for this group. For each value of the old major variable, you will enter the corresponding value of the new variable. From wikibooks, open books for an open world recode into different variables dialog box allows you to reassign the values of existing variables or collapse ranges of existing values into new values for a new variable.
May, 2015 this video demonstrates using the recode into same variables feature in spss. This page shows how to facilitate statistical analysis by creating new spss variables via recoding, i. Remember how in excel we used if statements and the vlookup function to specify cutoff values and labels for variables. Click on recode into different variables, as choosing the recode into same variable would. Dichotomizing a variable in spss columbia university. In ibm spss statistics, people frequently have categorical variables with lots of values. For a complete example with test data see spss recode multiple variables into one variable example.
Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. For example, if you have questionnaire data which includes reversescored questions. This page is written for spss users, who are trying to replicate the spss features of transform recoding into same variables or transform recoding into different variables key differences between spss and q with recoding. Using spss to transform variables university of dayton.
One data manipulation task that you need to do in pretty much any data analysis is recode data. As an example, lets collapse age, a variable that ranges from 14 to 45 in our nsfg data, into a variable. Recoding variables in spss statistics single values. As an example, lets collapse age, a variable that ranges from 14. You may have noticed earlierwhen we were recoding variables,that when we went to the transform menu,underneath the recode into same and different variableswas an alluring alternative,and thats the automatic recode.
Spss however does not like me doing so i am probably missing something in the syntax, but i do not know what. This is assignment 5 in a series of 10 assignments for spss. For example, you could collapse salaries into salary range categories. Dec 11, 2005 the recode command only accepts the numeric value of date variables. First, if you are creating cutpoints for a date variable, use the visual binner transformvisual binner. How to combine two or more categorical variables into one in spss. Previous post previous spss recode into different variables.
Recoding variables spss tutorials libguides at kent state. In spss, how do i collapse and recode a continuous variable. Next post next overview of exploratory factor analysis efa and how to run. Recode into different variables ibm knowledge center. Recode the data giving code 1 to scores between 75 100, code 2 to scores between 61 74, code 3 to scores between 41 60 and code 4 to scores between 0 40. Recoding into same variables replaces the values in the existing variable. The command into same variable replaces existing data with new values, but the command into different variables adds a new variable to the data set in almost every situation, you want to use into different variables. You must click the change button for the new variable to. Recoding variables spss tutorials libguides at kent. Recoding variables in spss statistics introduction. What automatic recode does is, its not recoding the cases,its not ranking.
Select transform recode into different variables from the menu in spss. I am trying to recode multiple variables with one if statement. The standard approach here is to add up all variables and multiply the last variable by 1, the second last variable by 10, the third last variable by 100 and so on. Many times your data wont come in exactlythe form that you want for analysis. Click on rightarrow button and type in name of new variable, then press change. On the right side of the window, under output variable, type a name for the new variable, and optionally a variable label. Now, you cant recode multiple variables into one with recode. The most common recoding errors happen when you dont tell spss explicitly what to do with missing values. Hi everyone, i have a database in which the data entry staff entered the responses to one question in four different columns.
There are four main ways to collect the syntax you need. Its almost never the case that the data are set up exactly the way you need them for your analysis. This is especially true if using the lowest thru, thru highest, or range through options. Systemmissing values and ranges cannot be selected for string variables because neither concept applies to string variables. Command recode into same or different variables youtube. The easiest way is to use revalue or mapvalues from the plyr package. In r, you can re code an entire vector or array at once. Handling data management using spss mantra research data. Recode changes to codes of one or more variables varlist1 according to a list of specifications enclosed in parentheses. To recode into different variables, click transform recode into different variables. For example, you may have groups that needto be combined or outcomes that need to be counted,or scores that need to be reversedto make them more interpretable. To illustrate, lets set up a vector that has missing values. You can use recoding to produce different values or codes for a variable. Home blog february 2019 spss recode simple tutorial spss recode replaces data values with different values.
You really should avoid alphanumerics, though, and there is a simple way to make the data better. The output variable, the new variable, well call outcome. Sometimes its necessary to change several values in your data set. That is, the changes do not overwrite the original variable. It comes in handy for merging categories, dichotomizing continuous variables and some other tasks. Recoding multiple variables into one new variable spss. Creating and recoding variables spss learning modules.
If you select multiple variables, they must all be the same type. How to combine several categorical variables into one quality of health measure. If the into keyword is present followed by a list of target variables the result is stored into the target variables list one or more variables, otherwise the variables are changed in place. Recode multiple response variables into one in r stack. When recoding variables, always handle the missing values first. How to group variables by percentiles in spss in a simple. In stata you can create new variables with generate and you can modify the values of an existing variable with replace and with recode. Make sure you have entered all your data first, as the re code function does not automatically update when you enter new data. Click on recode into different variables from the drop down menu. However, if you wish to recode these variables into new variables, for each variable a separate recode command line is necessary. Jul 23, 20 a step by step guide to recoding age variables into generational groups in spss.
Links download spss, amos free for studying spss expert. But i have to do this thirty times, so i dont want to. In spss, you have two options for collapsing and recoding continuous variables. Recoding variables in spss statistics recoding a given. The above examples illustrate how to recode variables into the same variables. You can define values to recode in this dialog box.
From wikibooks, open books for an open world paswrecoding variables. Suppose you have a variable score that you need to collapse into five distinct categories in a new variable grade if score 90 grade4. If your variable includes text values, make sure that the numeric values appear onscreen. I want to turn the seven variables into one variable, with 1native american, 2asian, 3african american, and so on. This is a tutorial on how to use the recode into same or different variables function in spss pasw. Advanced spss part ii for our last lab of the quarter, we are going to be learning how to recode variables. Each of the seven variables indicates a racial group, with 1the student belongs to the racial group and 0the student does not belong to the racial group. Load this file or type these commands into a new syntax window see section 4. Introduce for example you have age variables which value is 10, 11, 12.